SYMBOLCOMMON_NAMEaka. SYNONYMS
win.mirai (Back to overview)

Mirai


There is no description at this point.

References
2022-09-06Palo Alto Networks Unit 42Chao Lei, Zhibin Zhang, Cecilia Hu, Aveek Das
@online{lei:20220906:mirai:7fbf864, author = {Chao Lei and Zhibin Zhang and Cecilia Hu and Aveek Das}, title = {{Mirai Variant MooBot Targeting D-Link Devices}}, date = {2022-09-06}, organization = {Palo Alto Networks Unit 42}, url = {https://unit42.paloaltonetworks.com/moobot-d-link-devices/}, language = {English}, urldate = {2022-09-16} } Mirai Variant MooBot Targeting D-Link Devices
MooBot Mirai
2022-04-19360360 Netlab
@online{netlab:20220419:public:0ce406b, author = {360 Netlab}, title = {{Public Cloud Cybersecurity Threat Intelligence (202203)}}, date = {2022-04-19}, organization = {360}, url = {https://blog.netlab.360.com/public-cloud-threat-intelligence-202203/}, language = {English}, urldate = {2022-04-25} } Public Cloud Cybersecurity Threat Intelligence (202203)
Bashlite Tsunami Mirai
2022-04-15SpiderLabs BlogRadoslaw Zdonczyk
@online{zdonczyk:20220415:tough:641344c, author = {Radoslaw Zdonczyk}, title = {{Tough Times for Ukrainian Honeypot?}}, date = {2022-04-15}, organization = {SpiderLabs Blog}, url = {https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/tough-times-for-ukrainian-honeypot/}, language = {English}, urldate = {2022-04-20} } Tough Times for Ukrainian Honeypot?
Mirai
2022-03-21Azure DevOps (Mastadamus)Mastadamus
@online{mastadamus:20220321:anatomy:5e52c7b, author = {Mastadamus}, title = {{Anatomy of An Mirai Botnet Attack}}, date = {2022-03-21}, organization = {Azure DevOps (Mastadamus)}, url = {https://dev.azure.com/Mastadamus/Mirai%20Botnet%20Analysis/_wiki/wikis/Mirai-Botnet-Analysis.wiki/12/Anatomy-of-An-Mirai-Botnet-Attack}, language = {English}, urldate = {2022-03-22} } Anatomy of An Mirai Botnet Attack
Mirai
2022-03VirusTotalVirusTotal
@techreport{virustotal:202203:virustotals:c6af9c1, author = {VirusTotal}, title = {{VirusTotal's 2021 Malware Trends Report}}, date = {2022-03}, institution = {VirusTotal}, url = {https://assets.virustotal.com/reports/2021trends.pdf}, language = {English}, urldate = {2022-04-13} } VirusTotal's 2021 Malware Trends Report
Anubis AsyncRAT BlackMatter Cobalt Strike DanaBot Dridex Khonsari MimiKatz Mirai Nanocore RAT Orcus RAT
2022-02-25360 netlabGhost
@online{ghost:20220225:details:66e35e3, author = {Ghost}, title = {{Details of the DDoS attacks we have seen recently against Ukraine and Russia}}, date = {2022-02-25}, organization = {360 netlab}, url = {https://blog.netlab.360.com/wo-men-kan-dao-de-wu-ke-lan-bei-ddosgong-ji-xi-jie/}, language = {Chinese}, urldate = {2022-03-01} } Details of the DDoS attacks we have seen recently against Ukraine and Russia
Bashlite Mirai Mirai
2019-05-08Verizon Communications Inc.Verizon Communications Inc.
@techreport{inc:20190508:2019:3c20a3b, author = {Verizon Communications Inc.}, title = {{2019 Data Breach Investigations Report}}, date = {2019-05-08}, institution = {Verizon Communications Inc.}, url = {https://enterprise.verizon.com/resources/reports/2019-data-breach-investigations-report.pdf}, language = {English}, urldate = {2020-05-10} } 2019 Data Breach Investigations Report
BlackEnergy Cobalt Strike DanaBot Gandcrab GreyEnergy Mirai Olympic Destroyer SamSam
2017-03-29ImpervaDima Bekerman
@online{bekerman:20170329:new:e4007ca, author = {Dima Bekerman}, title = {{New Mirai Variant Launches 54 Hour DDoS Attack against US College}}, date = {2017-03-29}, organization = {Imperva}, url = {https://www.incapsula.com/blog/new-mirai-variant-ddos-us-college.html}, language = {English}, urldate = {2020-01-05} } New Mirai Variant Launches 54 Hour DDoS Attack against US College
Mirai
2017-02-21Kaspersky LabsGReAT
@online{great:20170221:newish:1c13271, author = {GReAT}, title = {{New(ish) Mirai Spreader Poses New Risks}}, date = {2017-02-21}, organization = {Kaspersky Labs}, url = {https://securelist.com/blog/research/77621/newish-mirai-spreader-poses-new-risks/}, language = {English}, urldate = {2019-12-20} } New(ish) Mirai Spreader Poses New Risks
Mirai
2017-02-10Twitter (@PhysicalDrive0)@PhysicalDrive0
@online{physicaldrive0:20170210:mirai:51440a0, author = {@PhysicalDrive0}, title = {{Tweet on Mirai Windows Version}}, date = {2017-02-10}, organization = {Twitter (@PhysicalDrive0)}, url = {https://twitter.com/PhysicalDrive0/status/830070569202749440}, language = {English}, urldate = {2019-07-09} } Tweet on Mirai Windows Version
Mirai
Yara Rules
[TLP:WHITE] win_mirai_auto (20221125 | Detects win.mirai.)
rule win_mirai_auto {

    meta:
        author = "Felix Bilstein - yara-signator at cocacoding dot com"
        date = "2022-11-21"
        version = "1"
        description = "Detects win.mirai."
        info = "autogenerated rule brought to you by yara-signator"
        tool = "yara-signator v0.6.0"
        signator_config = "callsandjumps;datarefs;binvalue"
        malpedia_reference = "https://malpedia.caad.fkie.fraunhofer.de/details/win.mirai"
        malpedia_rule_date = "20221118"
        malpedia_hash = "e0702e2e6d1d00da65c8a29a4ebacd0a4c59e1af"
        malpedia_version = "20221125"
        malpedia_license = "CC BY-SA 4.0"
        malpedia_sharing = "TLP:WHITE"

    /* DISCLAIMER
     * The strings used in this rule have been automatically selected from the
     * disassembly of memory dumps and unpacked files, using YARA-Signator.
     * The code and documentation is published here:
     * https://github.com/fxb-cocacoding/yara-signator
     * As Malpedia is used as data source, please note that for a given
     * number of families, only single samples are documented.
     * This likely impacts the degree of generalization these rules will offer.
     * Take the described generation method also into consideration when you
     * apply the rules in your use cases and assign them confidence levels.
     */


    strings:
        $sequence_0 = { ff7508 e8???????? 83c40c 0fb6c0 85c0 7470 8b4d9c }
            // n = 7, score = 100
            //   ff7508               | push                dword ptr [ebp + 8]
            //   e8????????           |                     
            //   83c40c               | add                 esp, 0xc
            //   0fb6c0               | movzx               eax, al
            //   85c0                 | test                eax, eax
            //   7470                 | je                  0x72
            //   8b4d9c               | mov                 ecx, dword ptr [ebp - 0x64]

        $sequence_1 = { 8b807c010000 85c0 751a b801000000 8b8c2400010000 33cc e8???????? }
            // n = 7, score = 100
            //   8b807c010000         | mov                 eax, dword ptr [eax + 0x17c]
            //   85c0                 | test                eax, eax
            //   751a                 | jne                 0x1c
            //   b801000000           | mov                 eax, 1
            //   8b8c2400010000       | mov                 ecx, dword ptr [esp + 0x100]
            //   33cc                 | xor                 ecx, esp
            //   e8????????           |                     

        $sequence_2 = { ff75ac ff15???????? 894594 837d9400 750b ff7584 ff15???????? }
            // n = 7, score = 100
            //   ff75ac               | push                dword ptr [ebp - 0x54]
            //   ff15????????         |                     
            //   894594               | mov                 dword ptr [ebp - 0x6c], eax
            //   837d9400             | cmp                 dword ptr [ebp - 0x6c], 0
            //   750b                 | jne                 0xd
            //   ff7584               | push                dword ptr [ebp - 0x7c]
            //   ff15????????         |                     

        $sequence_3 = { e8???????? 29be9c010000 8b869c010000 01bea0010000 83c40c 03ef 2bdf }
            // n = 7, score = 100
            //   e8????????           |                     
            //   29be9c010000         | sub                 dword ptr [esi + 0x19c], edi
            //   8b869c010000         | mov                 eax, dword ptr [esi + 0x19c]
            //   01bea0010000         | add                 dword ptr [esi + 0x1a0], edi
            //   83c40c               | add                 esp, 0xc
            //   03ef                 | add                 ebp, edi
            //   2bdf                 | sub                 ebx, edi

        $sequence_4 = { ff75ac e8???????? 83c420 8b4508 8b4dfc 33cd e8???????? }
            // n = 7, score = 100
            //   ff75ac               | push                dword ptr [ebp - 0x54]
            //   e8????????           |                     
            //   83c420               | add                 esp, 0x20
            //   8b4508               | mov                 eax, dword ptr [ebp + 8]
            //   8b4dfc               | mov                 ecx, dword ptr [ebp - 4]
            //   33cd                 | xor                 ecx, ebp
            //   e8????????           |                     

        $sequence_5 = { ff15???????? 85c0 7e22 8d85c0fcffff 50 8b85acfcffff ff30 }
            // n = 7, score = 100
            //   ff15????????         |                     
            //   85c0                 | test                eax, eax
            //   7e22                 | jle                 0x24
            //   8d85c0fcffff         | lea                 eax, [ebp - 0x340]
            //   50                   | push                eax
            //   8b85acfcffff         | mov                 eax, dword ptr [ebp - 0x354]
            //   ff30                 | push                dword ptr [eax]

        $sequence_6 = { ff15???????? 8b4dfc 894108 8b45fc 83c010 50 ff15???????? }
            // n = 7, score = 100
            //   ff15????????         |                     
            //   8b4dfc               | mov                 ecx, dword ptr [ebp - 4]
            //   894108               | mov                 dword ptr [ecx + 8], eax
            //   8b45fc               | mov                 eax, dword ptr [ebp - 4]
            //   83c010               | add                 eax, 0x10
            //   50                   | push                eax
            //   ff15????????         |                     

        $sequence_7 = { f7d8 1bc0 40 8885a3fdffff c645fc01 8d8d84fdffff e8???????? }
            // n = 7, score = 100
            //   f7d8                 | neg                 eax
            //   1bc0                 | sbb                 eax, eax
            //   40                   | inc                 eax
            //   8885a3fdffff         | mov                 byte ptr [ebp - 0x25d], al
            //   c645fc01             | mov                 byte ptr [ebp - 4], 1
            //   8d8d84fdffff         | lea                 ecx, [ebp - 0x27c]
            //   e8????????           |                     

        $sequence_8 = { 8b4df8 88410d 8b45f8 8a400d 24bf 8b4df8 88410d }
            // n = 7, score = 100
            //   8b4df8               | mov                 ecx, dword ptr [ebp - 8]
            //   88410d               | mov                 byte ptr [ecx + 0xd], al
            //   8b45f8               | mov                 eax, dword ptr [ebp - 8]
            //   8a400d               | mov                 al, byte ptr [eax + 0xd]
            //   24bf                 | and                 al, 0xbf
            //   8b4df8               | mov                 ecx, dword ptr [ebp - 8]
            //   88410d               | mov                 byte ptr [ecx + 0xd], al

        $sequence_9 = { ffb0f8000000 8b8ddcfbffff e8???????? 8945e8 33c0 8d7dec ab }
            // n = 7, score = 100
            //   ffb0f8000000         | push                dword ptr [eax + 0xf8]
            //   8b8ddcfbffff         | mov                 ecx, dword ptr [ebp - 0x424]
            //   e8????????           |                     
            //   8945e8               | mov                 dword ptr [ebp - 0x18], eax
            //   33c0                 | xor                 eax, eax
            //   8d7dec               | lea                 edi, [ebp - 0x14]
            //   ab                   | stosd               dword ptr es:[edi], eax

    condition:
        7 of them and filesize < 7086080
}
Download all Yara Rules